Chronological CIDR data [WAS: 'nic whois warning']

Wed Jan 6 05:28:28 UTC 1999

On Tue, 5 Jan 1999, Steven J. Sobol wrote:

 : 24.0.0.0/8 is registered to cable-modem providers. Continental Cablevision
 : Northeast is ne.mediaone.net. Other blocks are registered to @Home as well as
 : some other providers.

Is it possible to determine when an initial allocation was made for a
given network if said netblock was allocated prior to ARIN?

--
Brian